ref: 7ab86494986671bf38464435f57fb6f925ce8632
dir: /sys/src/libc/9syscall/sys.h/
#define SYSR1 0 #define _ERRSTR 1 #define BIND 2 #define CHDIR 3 #define CLOSE 4 #define DUP 5 #define ALARM 6 #define EXEC 7 #define EXITS 8 #define _FSESSION 9 #define FAUTH 10 #define _FSTAT 11 #define SEGBRK 12 #define _MOUNT 13 #define OPEN 14 #define _READ 15 #define OSEEK 16 #define SLEEP 17 #define _STAT 18 #define RFORK 19 #define _WRITE 20 #define PIPE 21 #define CREATE 22 #define FD2PATH 23 #define BRK_ 24 #define REMOVE 25 #define _WSTAT 26 #define _FWSTAT 27 #define NOTIFY 28 #define NOTED 29 #define SEGATTACH 30 #define SEGDETACH 31 #define SEGFREE 32 #define SEGFLUSH 33 #define RENDEZVOUS 34 #define UNMOUNT 35 #define _WAIT 36 #define SEMACQUIRE 37 #define SEMRELEASE 38 #define SEEK 39 #define FVERSION 40 #define ERRSTR 41 #define STAT 42 #define FSTAT 43 #define WSTAT 44 #define FWSTAT 45 #define MOUNT 46 #define AWAIT 47 #define PREAD 50 #define PWRITE 51 #define TSEMACQUIRE 52 #define _NSEC 53